| Acronym | Meaning |
 | ZM | Zettametre |
| CINEOS | Campo Imperatore Near-Earth Objects Survey |
| DSA | (U.S.) Defense Support Activities - Division Support Area |
| FG | Fog (METAR Code) - French Guiana (FIPS 10-4 Territory Code) |
| CMBR | Cosmic Microwave Background Radiation |
| LTU | Lithuania (ISO 3166 Trigram) |
| ND | Neodymium |
| STFU | Shut The Fuck Up |
| DF | Direct Fire - Direction Finding |
| VZW | Vereniging Zonder Winstoogmerk (Dutch Non-profit Organisation) |
Browse by Letter:
